87874640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{773}}^1$

素因数の和:829

約数の個数: 120

約数和(自身を含む): 246178440

約数和(自身を除く): 158303800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 464, 490, 560, 580, 773, 784, 812, 980, 1015, 1160, 1421, 1546, 1624, 1960, 2030, 2320, 2842, 3092, 3248, 3865, 3920, 4060, 5411, 5684, 6184, 7105, 7730, 8120, 10822, 11368, 12368, 14210, 15460, 16240, 21644, 22417, 22736, 27055, 28420, 30920, 37877, 43288, 44834, 54110, 56840, 61840, 75754, 86576, 89668, 108220, 112085, 113680, 151508, 156919, 179336, 189385, 216440, 224170, 303016, 313838, 358672, 378770, 432880, 448340, 606032, 627676, 757540, 784595, 896680, 1098433, 1255352, 1515080, 1569190, 1793360, 2196866, 2510704, 3030160, 3138380, 4393732, 5492165, 6276760, 8787464, 10984330, 12553520, 17574928, 21968660, 43937320, 87874640]

約数ペア:

[(1, 87874640), (2, 43937320), (4, 21968660), (5, 17574928), (7, 12553520), (8, 10984330), (10, 8787464), (14, 6276760), (16, 5492165), (20, 4393732), (28, 3138380), (29, 3030160), (35, 2510704), (40, 2196866), (49, 1793360), (56, 1569190), (58, 1515080), (70, 1255352), (80, 1098433), (98, 896680), (112, 784595), (116, 757540), (140, 627676), (145, 606032), (196, 448340), (203, 432880), (232, 378770), (245, 358672), (280, 313838), (290, 303016), (392, 224170), (406, 216440), (464, 189385), (490, 179336), (560, 156919), (580, 151508), (773, 113680), (784, 112085), (812, 108220), (980, 89668), (1015, 86576), (1160, 75754), (1421, 61840), (1546, 56840), (1624, 54110), (1960, 44834), (2030, 43288), (2320, 37877), (2842, 30920), (3092, 28420), (3248, 27055), (3865, 22736), (3920, 22417), (4060, 21644), (5411, 16240), (5684, 15460), (6184, 14210), (7105, 12368), (7730, 11368), (8120, 10822)]